Energy Codes

Energy codes in effect in the US as of August 2015. Courtesy US Department of Energy.

US climate zones. Courtesy US Department of Energy.

 

Useful Links:

1. General: "Minimum Insulation R-value Requirements Non-Residential, Above Roof Deck" is an extremely handy table for state and local jurisdictions in the United States. The document is from May of 2017 and is available on the Carlisle SynTec website.  It's very important to always confirm which code is currently in effect in your area by checking with your local authority. 

2. GeneralCodes And Standards Organizations Relevant To Roofing

3. GeneralSee here for up-to-date energy code information for individual US states at the National Roofing Contractors Association website. Note that some municipalities may have energy codes that differ from the state code; the NRCA website makes an effort to point out when this is the case.

4. General: Energy code news and updates can be found at the website of the US Department of Energy's Building Energy Codes Program

5. CodesCommercial Envelope Requirements of the 2012 IECC is an easy-to-follow guide to compliance (click on "Presentation Slides"). (See here for 2015). Always check with your local authority to determine which code is in effect in your area. This guide is made available by the US Department of Energy on the Building Energy Codes Program website.

6. CodesResidential Requirements of the 2012 International Energy Conservation Code is an easy-to-follow guide to compliance (click on "Presentation Slides"). (See here for 2015). Always check with your local authority to determine which code is in effect in your area. This guide is made available by the US Department of Energy on the Building Energy Codes Program website.

7. Codes: Requirements of the 2009 and 2015 Residential and Commercial codes may be accessed from the Building Energy Codes Program's "Training" page.